Hans and Zaccharias Janssen Microscope
A picture of the relevant microscope that they made: (Above)
Date when it was designed: The microscope was invented in 1590 by two Dutch spectacle makers called Zacharias Janssen and Hans, his father.
A sentence on how it works: The microscope was described as 3 sliding tubes, measuring 18 inches long when the microscope was completely stretched out, and it was two inches in diameter.
Description of what cells look like using it: Using the microscope, allows more depth in studies of cells.
A sentence on how it works: The microscope was described as 3 sliding tubes, measuring 18 inches long when the microscope was completely stretched out, and it was two inches in diameter.
Description of what cells look like using it: Using the microscope, allows more depth in studies of cells.
Bibliography: http://www.history-of-the-microscope.org/hans-and-zacharias-jansen-microscope-history.php
http://www.history-of-the-microscope.org/history-of-the-microscope-who-invented-the-microscope.php
http://www.ask.com/question/what-did-zaccharais-and-hans-janssen-contribute-to-the-modern-cell-theory-and-the-approximate-years
http://www.history-of-the-microscope.org/history-of-the-microscope-who-invented-the-microscope.php
http://www.ask.com/question/what-did-zaccharais-and-hans-janssen-contribute-to-the-modern-cell-theory-and-the-approximate-years